synthesis 1.2.3

• Included applications to testing methods (e.g. WASP and NPRED)

synthesis 1.2.2

• Included the affine error model.
• Included the Brownian motion models.
• Included the build-up and wash-off water quality model.
• Updated the vignette.

synthesis 1.2.1

• Added a vignette to the package.
• Included the state-space model.

synthesis 1.2.0

• Added a NEWS.md file to track changes to the package.
• Version submitted to CRAN.